# A154828 (b-file synthesized from sequence entry)
0 1
1 2
2 8
3 52
4 548
5 9852
6 323988
7 20589852
8 2599737428
9 658007495452
10 334291709264468
11 340646270830877852
12 695599447171017236308
13 2844303802537519899994652
14 23277772627131826189210443348